This little survival hack is one of the absolute coolest little tricks that I’ve seen in a very long while. It’s one that you should definitely learn – it can really help you out in a tight situation.

So what’s it all about? Just another use for the humble little battery, a standard 9 volt one in this case. The humble battery is an essential item in any survival kit and that’s what this little trick is all about.

Why is this hack so great? Well for a start it can save you some dollars, and that’s always welcome, right? But even more importantly it can really help you out when TSHTF!

So what’s it about? It’s a really simple method of turning one battery type into another, so you’ll be able to power anything you need!

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